root/tags/gsdl-2_39-distribution/niupepa/src/recpt/niupepavlistbrowserclass.cpp @ 3835

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1/**********************************************************************
2 *
3 * niupepavlistbrowserclass.cpp --
4 * Copyright (C) 1999  The New Zealand Digital Library Project
5 *
6 * A component of the Greenstone digital library software
7 * from the New Zealand Digital Library Project at the
8 * University of Waikato, New Zealand.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 *
24 * $Id$
25 *
26 *********************************************************************/
27
28/*
29   $Log$
30   Revision 1.1  2000/03/08 20:44:50  sjboddie
31   Initial revision
32
33
34 */
35
36#include "niupepavlistbrowserclass.h"
37#include <assert.h>
38#include "OIDtools.h"
39
40niupepavlistbrowserclass::niupepavlistbrowserclass () {
41}
42
43niupepavlistbrowserclass::~niupepavlistbrowserclass () {
44}
45
46void niupepavlistbrowserclass::load_metadata_defaults (text_tset &metadata) {
47  metadata.insert ("haschildren");
48  metadata.insert ("doctype");
49  metadata.insert ("abstract");
50}
51
52// get_link_icon attempts to work out what type of icon should be displayed for
53// the given section and what it should link to.
54// overridden for niupepa to add links/icons for abstracts as well as
55// papers
56void niupepavlistbrowserclass::get_link_icon (ResultDocInfo_t &section, cgiargsclass &args,
57                          const text_t &collink, text_t &link, text_t &icon) {
58
59  link = "<a href=\"_httpdocument_" + collink;
60  icon = "_document:icontext_";
61  int haschildren = 0;
62
63  if (section.metadata.count("haschildren") > 0)
64    haschildren = section.metadata["haschildren"].values[0].getint();
65
66  text_t doctype;
67  if (section.metadata.count("doctype") > 0)
68    doctype = section.metadata["doctype"].values[0];
69
70  text_t abstract;
71  if (section.metadata.count("abstract") > 0)
72    abstract = section.metadata["abstract"].values[0];
73
74  text_t &arg_d = args["d"];
75  text_t &arg_cl = args["cl"];
76
77  if (args["a"] == "q") {
78    // query results
79    if (doctype == "Description") {
80      icon = "_document:iconabstract_";
81      link += "&gg=text";
82    } else if (doctype == "Commentary") {
83      icon = "_document:iconcommentary_";
84      link += "&gg=text";
85    } else {
86      if (is_top (section.OID)) icon = "_document:iconclosedbook_";
87      else if (haschildren == 1) icon = "_document:iconclosedfolder_";
88    }
89    link += "&cl=search&d=" + section.OID + "\">";
90
91  } else if (!arg_d.empty()) {
92    // document level
93    if (is_top(section.OID)) {
94      icon = "_document:iconopenbook_";
95      if (arg_cl == "search") link = "<a href=\"_httpquery_\">";
96      else link += "&cl=" + arg_cl + "\">";
97   
98    } else if (haschildren == 1) {
99      if ((args["gc"] == "1") ||
100      (is_child_of (section.OID, arg_d)) ||
101      (section.OID == arg_d)) {
102    icon = "_document:iconopenfolder_";
103    link += "&cl=" + arg_cl + "&d=" + section.OID + ".pr\">";
104      } else {
105    icon = "_document:iconclosedfolder_";
106    link += "&cl=" + arg_cl + "&d=" + section.OID + "\">";
107      }
108    } else link += "&cl=" + arg_cl + "&d=" + section.OID + "\">";
109
110  } else {
111    // classification level
112    if (haschildren == 1) {
113      if (doctype == "classify") {
114    if ((args["gc"] == "1") ||
115        (is_child_of (section.OID, arg_cl)) ||
116        (section.OID == arg_cl)) {
117      icon = "_document:iconopenbookshelf_";
118      link += "&cl=" + section.OID + ".pr\">" + icon + "</a>";
119    } else {
120      icon = "_document:iconclosedbookshelf_";
121      link += "&cl=" + section.OID + "\">" + icon + "</a>";
122    }
123      } else {
124    icon = "_document:iconclosedbook_";
125    if (!abstract.empty())
126      link += "&gg=text&cl=" + arg_cl + "&d=" + abstract + "\">"
127        + "_document:iconabstract_</a>" + link +
128        "&cl=" + arg_cl + "&d=" + section.OID + "\">"
129        + icon + "</a>";
130    else
131      link += "&cl=" + arg_cl + "&d=" + section.OID + "\">"
132        + icon + "</a>";
133      }
134    } else {
135      if (doctype == "classify") link = "";
136      else if (doctype == "Commentary")
137    link += "&gg=text&cl=" + arg_cl + "&d=" + section.OID + "\">"
138      + "_document:iconcommentary_</a>";
139      else if (doctype == "Description")
140    link += "&cl=" + arg_cl + "&d=" + section.OID + "\">"
141      + "_document:iconabstract_</a>";
142      else link += "&cl=" + arg_cl + "&d=" + section.OID + "\">";
143    }
144  }
145}
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